A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 4140-00-034-5180
NSN 6145-01-415-1263
NSN 6620-01-235-3752
NSN 5835-01-481-4204
NSN 5975-01-628-8246
NSN 5985-01-417-7650
NSN 5920-00-965-7031
NSN 5910-01-469-2463
NSN 5950-01-126-8270
NSN 5998-01-328-8288
NSN 5910-01-615-4249
NSN 6240-01-063-7685